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United States Patent | 5,206,992 |
Carlson ,   et al. | May 4, 1993 |
A compressible roller especially useful in high speed printing systems consists of a rigid core and a compressible cover. The cover consists of a first relatively thick layer of compressible foam which is bonded to the core, an elastomeric seal bonded to the foam; and an outer print layer of a compatible elastomer bonded to the seal. A method of preparing the roller also is disclosed.
Inventors: | Carlson; James R. (Franksville, WI); Landl; Gerald J. (Antioch, IL) |
Assignee: | American Roller Company (Union Grove, WI) |
Appl. No.: | 897681 |
Filed: | June 12, 1992 |
Current U.S. Class: | 29/895.32; 29/895.21; 29/895.3; 101/376; 492/56 |
Intern'l Class: | B21K 001/02; B21H 001/14 |
Field of Search: | 101/148,376,493,483 29/895.32,895.3,895.211,895.212,130,132 |
2326777 | Aug., 1943 | Guth | 29/895. |
3147698 | Sep., 1964 | Ross | 101/149. |
3368482 | Feb., 1968 | Lusher et al. | 29/132. |
3467009 | Sep., 1969 | Ross | 101/216. |
3475803 | Nov., 1969 | Hill | 29/132. |
3622412 | Nov., 1971 | Ross | 29/132. |
3686731 | Aug., 1972 | Koori et al. | 29/132. |
3707752 | Jan., 1973 | Brafford et al. | 29/132. |
4309803 | Jan., 1982 | Blaszak | 29/132. |
4313981 | Feb., 1982 | Namiki | 427/409. |
4359938 | Nov., 1982 | Koren | 101/148. |
4378622 | Apr., 1983 | Pinkston | 29/148. |
4827868 | May., 1989 | Tarumi et al. | 29/132. |
5099560 | Mar., 1992 | Kato et al. | 29/132. |
5142760 | Sep., 1992 | Bell | 29/132. |